Home / 39,969,339.10-59,859,566.43-19,513,067.74

Finding the Fourth Proportional to 39,969,339.10, 59,859,566.43 and 19,513,067.74

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Solution

The fourth proportional to 39,969,339.10, 59,859,566.43 and 19,513,067.74 is: 29,223,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,969,339.10 : 59,859,566.43 = 19,513,067.74 : x
  2. Step 2: Convert to fraction form
    39,969,339.10/59,859,566.43 = 19,513,067.74/x
  3. Step 3: Cross multiply
    39,969,339.10x = 59,859,566.43 × 19,513,067.74
  4. Step 4: Simplify right side
    39,969,339.10x = 1,168,043,774,635,619.75
  5. Step 5: Solve for x
    x = 1,168,043,774,635,619.75/39,969,339.10
  6. Step 6: Final answer
    x = 29,223,494.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.